Acquisitions (Pro Forma Financial Information of National Envelope) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Business Acquisition [Line Items]
Net sales	$ 509,873	$ 442,781	$ 406,540	$ 418,614	$ 437,700	$ 437,168	$ 423,861	$ 439,564	$ 1,777,808	$ 1,738,293	$ 1,844,371
Loss from continuing operations	(59,468)	13,427	(18,996)	(20,490)	(57,389)	3,022	(1,790)	(24,371)	(85,527)	(80,528)	(8,694)
(Loss) income per share from continuing operations - basic	$ (0.90)	$ 0.21	$ (0.30)	$ (0.32)	$ (0.90)	$ 0.05	$ (0.03)	$ (0.38)	$ (1.32)	$ (1.27)	$ (0.14)
(Loss) income per share from continuing operations - diluted	$ (0.90)	$ 0.16	$ (0.30)	$ (0.32)	$ (0.90)	$ 0.05	$ (0.03)	$ (0.38)	$ (1.32)	$ (1.27)	$ (0.14)
National Envelope Acquisition [Member]
Business Acquisition [Line Items]
Pro forma net sales									2,027,799	2,154,956
Pro forma loss from continuing operations									$ (114,127)	$ (125,724)
Pro forma loss per share from continuing operations - basic									$ (1.73)	$ (1.92)
Pro forma loss per share from continuing operations - diluted									$ (1.73)	$ (1.92)